document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=287249>Question 287249</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a + b + c = 180<BR>\n" );
document.write( "          b = 3a  c = 5a a=? </SPAN>\n" );
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document.write( "a + b + c = 180<BR>\n" );
document.write( "b = 3a<BR>\n" );
document.write( "c = 5a<BR>\n" );
document.write( "a=?<BR>\n" );
document.write( "Solve<BR>\n" );
document.write( "You know the equation, now plug in the values that b & c equal<BR>\n" );
document.write( "a+3a+5a=180<BR>\n" );
document.write( "Combine like terms<BR>\n" );
document.write( "9a=180<BR>\n" );
document.write( "Divide by 9 to isolate a<BR>\n" );
document.write( "180/9 = 20<BR>\n" );
document.write( "Therefore a = 20\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );